The dissertation investigates the promises and challenges for application of cardiac signals
in biometrics and affective computing, and noninvasive measurement of cardiac signals. We …

Statistical methods, and in particular deep learning models, have achieved remarkable
success in computer vision, speech recognition, and natural language processing due to the …

In this paper, we made a systematic literature review of the authentication systems based on
PPG. We collected and filtered more than 700 papers, giving us 44 relevant papers. For …

User authentication, the process of verifying the identity of a person who connects to
important mobile and IoT edge devices (eg, smartphones, wearable devices, laptops, and …

The growing internet-based services such as banking and shopping have brought both ease
to human's lives and challenges in user identity authentication. Different methods have been …

Liveness-assured robust and reliable biometric recognition is a challenging task. The
traditional biometrics like fingerprint, face, and iris etc. in a standalone mode do not …

People's real and digital lives are now closer than ever before. As a result, user information
has become invaluable for companies and attackers, while the repercussions from misusing …

This dissertation explores the development and effectiveness of various physiological
instruments for health optimization and diagnostic applications. It begins by studying the …

Textual passwords are still widely used as an authentication mechanism. This paper
addresses the problem of textual password hardening and proposes a mechanism to make …

Abstract Implantable Medical Devices (IMDs) are electronic devices implanted within the
body to treat a medical condition, monitor the state or improve the functioning of some body …